Citrus wintersii

{{Short description|Species of shrub}}

{{Use dmy dates|date=July 2019}}

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{{Speciesbox

|name = Brown River finger lime

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|genus = Citrus

|species = wintersii

|authority = Mabb.

|synonyms = *Microcitrus papuana Winters 1976, not Citrus papuana F.M.Bailey 1901.

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Citrus wintersii, the Brown River finger lime, is a shrub native to the Brown River region in Papua-New Guinea.{{cite journal |last=Mabberley |first=David John |year=1998 |journal=Telopea |volume=7 |issue=4 |pages=342 |title=Australian Citreae with notes on other Aurantioideae (Rutaceae) |doi=10.7751/telopea19982004 |quote=Citrus wintersii |url=http://www.doc-developpement-durable.org/file/Culture-plantes-a-petits-fuits-sucres/Microcitrus%20australasica/CitrusGracilis.pdf|doi-access=free }} It was previously known as Microcitrus papuana.{{cite web|url=http://www.homecitrusgrowers.co.uk/australianpngnativecitrus/citruswintersii.html|title=Citrus wintersii|author=Mike Saalfeld|work=Home Citrus Growers}}{{cite web|url=http://citruspages.free.fr/australian.php#wintersii|title=Citrus Pages / Native Australian varieties|author=Jorma Koskinen and Sylvain Jousse|work=free.fr}} It has, as the "finger" name suggests, a small, thin fruit, pointed at both ends.{{cite web|url=http://www.homecitrusgrowers.co.uk/australianpngnativecitrus/citruswintersii.html|title=Citrus wintersii|work=homecitrusgrowers.co.uk|accessdate=2018-11-05}} It grows near Port Moresby.

It is reportedly rarely more than {{cvt|150|cm|ft}} tall in the wild though specimens cultivated from seed in California have attained heights of over {{cvt|300|cm|ft}}. Leaves are narrowly lanceolate, up to {{cvt|30|mm}} long. Fruit is green, never yellow.[http://citruspages.free.fr/australian.php#papuana Citrus pages, Native Australian Citrus, Citrus wintersii]{{cite journal |last=Winters |first=Harold F. |year=1976 |journal=Baileya |volume=20 |issue=1 |page=19 |title=Microcitrus papuana, a new species from Papua New Guinea (Rutaceae)}}